Instructional booklet, Fixed and drawout magnum transfer switches, Table 1. withstand ratings – Eaton Electrical Magnum Transfer Switch User Manual

Page 5

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IB01602011E

For more information visit: www.Eaton.com

Instructional Booklet

Effective: March 2007

Page 5

Fixed and Drawout Magnum Transfer Switches

Figure 4.Typical Bypass Isolation Switch Schematic.

Table 1. Withstand Ratings

Tested in accordance with UL1008.
Eaton Drawout Magnum Transfer Switch will coordinate with a power switching device short time rating. Contact factory for details.

SOURCE 1

SOURCE 1

SOURCE 1

SOURCE 1
BYPASS

SOURCE 1

SOURCE 1

SOURCE 1
AVAILABLE

SOURCE 2
ISOLATED

ISOLATED

POSITION

SOURCE 2

POSITION

SOURCE 2
AVAILABLE

SOURCE 2

SOURCE 2

SOURCE 2

INCOMING

ATS

BYPASS

BYPASS

ATS

LOAD

SOURCE 2
BYPASS

INCOMING

A

A

RATING WHEN USED WITH UPSTREAM CIRCUIT BREAKER

RATING WHEN USED WITH UPSTREAM FUSE

Transfer Switch

Amp Rating

3 Cycle

600V

(kA)

30 Cycle

600V

(kA)

800

100

85

1000

100

85

1200

100

85

1600

100

85

2000

100

85

2500

100

85

3200

100

85

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